/Engine/Source/Runtime/AudioCaptureCore/Public/AudioCaptureCore.h
Opens the audio capture stream with the given parameters.
bool OpenAudioCaptureStream ( const [FAudioCaptureDeviceParams](API\Runtime\AudioCaptureCore\FAudioCaptureDeviceParams) & InParams, [FOnAudioCaptureFunction](API\Runtime\AudioCaptureCore\FOnAudioCaptureFunction) OnCapture, uint32 NumFramesDesired )